Home / 19,521.58-26,939.76-10,569.16

Finding the Fourth Proportional to 19,521.58, 26,939.76 and 10,569.16

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Solution

The fourth proportional to 19,521.58, 26,939.76 and 10,569.16 is: 14,585.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.58 : 26,939.76 = 10,569.16 : x
  2. Step 2: Convert to fraction form
    19,521.58/26,939.76 = 10,569.16/x
  3. Step 3: Cross multiply
    19,521.58x = 26,939.76 × 10,569.16
  4. Step 4: Simplify right side
    19,521.58x = 284,730,633.80
  5. Step 5: Solve for x
    x = 284,730,633.80/19,521.58
  6. Step 6: Final answer
    x = 14,585.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.